Step-by-step explanation:
substitution:
7x-9= 3x-1
4x= 8
x=2
If you divide them equally then it would be 21% of riboflavin and 21% of protein then you would have take 2% away from the riboflavin so that would make it 19%. So i think the answer is 19% of riboflavin and 21% of protein.
The answer is linear of this function problem
<span>In general, if you want x y ths of a number, you multiply it by xy . Let's seek the answer to your question step by step: One tenth of 400 is 110×400=40 1 10 × 400 =40 . One quarter of one tenth of 400 is 14×40 1 4 × 40 , since we found in step 1 thatone tenth of 400 is 40 , and this is equal to 10 .</span>plx mark brainlist
Answer:
1 hour and 23 minutes
Step-by-step explanation: